21000+3740
- Unique Name: 21000+3740COU2297
- RA: 20 59 58.38
- Dec: +37 40 26.8
- Discoverer: COU
- Discoverer Number: 2297
- Components:
- First year: 1985
- Last year: 1991
- Observations: 3
- First position angle: 58
- Last position angle: 58
- First separation: 0.2
- Last separation: 0.2
- Mag first component: 10.7
- Mag second component: 10.7
- Spectral type:
- Primary proper motion RA: 13
- Primary proper motion DEC: -5
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +37 4135
- Notes: